TOI-1443

Planetary system · 279.9 light-years away

TOI-1443 is 280 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 5,224 K star; the first was found in 2024 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-1443 b goes round its star every 23.5 days, 4 times as often as Mercury goes round the Sun.

The star

Surface temperature5,224 K
Mass0.7663 solar masses
Radius0.7511 solar radii
Luminosity0.38 times the Sun
Apparent magnitude10.675
Ageabout 7.4 billion years
Distance from the Sun279.9 light-years (85.8 parsecs)
Position (J2000)RA 297.3987°, Dec 76.1392°
ConstellationDraco

Planets (1)

PlanetYearOrbitRadiusMassFound
TOI-1443 b23.5 days0.147 AU2.3038 R⊕30 M⊕Transit, 2024

Values are the NASA Exoplanet Archive’s composite parameters. A radius marked estimated comes from a mass–radius relation; a mass marked minimum is M sin i. Planet sizes and colours in the 3D view are renderings: none of these worlds has been photographed as more than a point of light.

Sources

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